/Engine/Plugins/Interchange/Runtime/Source/Import/Public/Texture/InterchangeTexturePayloadInterface.h
Once the translation is done, the import process need a way to retrieve payload data. This payload will be use by the factories to create the asset.
a PayloadData containing the import image data. TheTOptionalwill not be set if there is an error.
virtual [TOptional](API\Runtime\Core\IO\TOptional)< [UE::Interchange::FImportImage](API\Plugins\InterchangeImport\Texture\FImportImage) > GetTexturePayloadData ( const [FString](API\Runtime\Core\Containers\FString) & PayloadKey, [TOptional](API\Runtime\Core\IO\TOptional)< [FString](API\Runtime\Core\Containers\FString) > & AlternateTexturePath ) const